Author: Albert Silver
Date: 06:12:49 07/14/00
Go up one level in this thread
On July 13, 2000 at 19:47:39, Dann Corbit wrote:
>This is run on a *very* slow machine (gets about 50K NPS on average), but it
>runs 24x7 at ten hours each position. I am running a collection of interesting
>positions, and found one where the suggested solution seems to be bettered by an
>alternative choice. I would be interested to see if other engines find the
>solution sooner.
What is the eval though? Is it significantly stronger or are we looking at a
choice made over 1/100th of a pawn? Interesting though, and worth examining.
Albert Silver
>
>[D] r1n1kb1r/1b3pp1/1qn1p3/p2pP1Bp/Qp1P1N1P/5NPB/PP3P2/2R1R1K1 w kq - bm Nxe6;
>id "Mike's computer test 2: 0032";
>
>PFGA: EPD record: 32 ID: Mike's computer test 2: 0032
> clearing hash tables
> time surplus 0.00 time limit 600:00 (600:00)
> nss depth time score variation (1)
> 7 3.00 0.75 1. Re2 Qc7 2. Rec2 Na7 3. Bg2 Rc8 4.
> Nd2
> 7-> 4.98 0.75 1. Re2 Qc7 2. Rec2 Na7 3. Bg2 Rc8 4.
> Nd2
> 8 6.99 0.80 1. Re2 Qc7 2. Rec2 Na7 3. Nxe6 fxe6
> 4. Bxe6 b3 5. Qxb3
> 8-> 21.45 0.80 1. Re2 Qc7 2. Rec2 Na7 3. Nxe6 fxe6
> 4. Bxe6 b3 5. Qxb3
> 9 27.45 0.80 1. Re2 Qc7 2. Rec2 Na7 3. Nxe6 fxe6
> 4. Bxe6 b3 5. Qxb3
> 9-> 41.79 0.80 1. Re2 Qc7 2. Rec2 Na7 3. Nxe6 fxe6
> 4. Bxe6 b3 5. Qxb3
> 10 1:32 0.92 1. Re2 Na7 2. Rec2 Qc7 3. Nxe6 fxe6
> 4. Bxe6 <HT>
> 10-> 2:12 0.92 1. Re2 Na7 2. Rec2 Qc7 3. Nxe6 fxe6
> 4. Bxe6 <HT>
> 11 4:01 0.85 1. Re2 Na7 2. Rec2 Rb8 3. Kh1 Be7 4.
> Bxe7 Kxe7 5. Rc5 Qc7 6. Qc2 Rbc8
> 11-> 6:02 0.85 1. Re2 Na7 2. Rec2 Rb8 3. Kh1 Be7 4.
> Bxe7 Kxe7 5. Rc5 Qc7 6. Qc2 Rbc8
> 12 10:29 0.89 1. Re2 Na7 2. Rec2 Nb5 3. Bg2 Nba7
> 4. Bf1 Qc7 5. Nd3 Rc8 6. Nc5 Be7 7.
> Nxb7 Bxg5 8. hxg5 Qxb7
> 12 14:49 0.95 1. Nxe6 fxe6 2. Bxe6 Ne7 3. Bxe7 Kxe7
> 4. Bxd5 Rc8 5. e6 Kf6 6. Qd1 Be7 7.
> Qd3
> 12-> 17:34 0.95 1. Nxe6 fxe6 2. Bxe6 Ne7 3. Bxe7 Kxe7
> 4. Bxd5 Rc8 5. e6 Kf6 6. Qd1 Be7 7.
> Qd3
> 13 19:09 0.78 1. Nxe6 fxe6 2. Bxe6 Ne7 3. Bxe7 Kxe7
> 4. Bxd5 Rc8 5. e6 Kf6 6. Rc4 Be7 7.
> Rec1 Na7 8. Bxb7 Qxb7
> 13 44:43 0.90 1. Re2 Na7 2. Rec2 Nb5 3. Bg2 Nba7
> 4. Qb3 a4 5. Qe3 Qc7 <HT>
> 13-> 66:37 0.90 1. Re2 Na7 2. Rec2 Nb5 3. Bg2 Nba7
> 4. Qb3 a4 5. Qe3 Qc7 <HT>
> 14 92:29 0.89 1. Re2 Na7 2. Rec2 Nb5 3. Bf5 Rb8 4.
> Bd3 Nba7 5. Bf1 Rc8 6. Nd3 Qc7 7. Nc5
> Be7 8. Nxb7 Bxg5 9. hxg5 Qxb7
> 14-> 160:46 0.89 1. Re2 Na7 2. Rec2 Nb5 3. Bf5 Rb8 4.
> Bd3 Nba7 5. Bf1 Rc8 6. Nd3 Qc7 7. Nc5
> Be7 8. Nxb7 Bxg5 9. hxg5 Qxb7
> 15 207:02 0.88 1. Re2 Na7 2. Rec2 Nb5 3. Bf5 Rb8 4.
> Bh3 Nba7 5. Nd2 Qc7 6. Nxe6 fxe6 7.
> Bxe6 Be7 8. Bxd5 Bxg5 9. hxg5
> 15 359:58 ++ 1. Bxe6!!
This page took 0 seconds to execute
Last modified: Thu, 15 Apr 21 08:11:13 -0700
Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.